Le 02/05/2015 19:59, Felix Natter a écrit : > Or is it because 'substance' is a library package, and the using package > is supposed to declare the (runtime) dependencies? I think so. Substance is a look and feel that supports the JGoodies components. So if an application uses the JGoodies components it has to declare the dependency itself, it shouldn't come from the look and feel. Emmanuel Bourg